eureka
/jəˈɹiː.kə/
"eureka" is a 6-letter English headword indexed on PlainSpell.
The verdict
“eureka” has 7 generated spelling variants in the English index at frequency #19,080. The variants make it a useful spelling check.
- #19,080
- frequency rank, English
- 2,246
- “E” headwords
- 7
- tracked misspellings
- 2
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An exclamation indicating a sudden discovery.
Corpus desk
Index EN-eureka · eureka · English
eureka · rank #19,080 · 7 variants · 2 confusables
- FREQ-MID #19,080
- LEN-LONG 6 letters
- VOW-4 4 vowels
- CONFUS-LOW 2 pairs
- VAR-MID 7 variants
- BOOK-MID 2,246
- PHOTO-FINISH ethos
Nearest frequency peer: ethos (-1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Rank peers near misspelling magnet “eureka”
Same rarity band: useful when a typo lands on a peer headword
- escalation
escalation
80,923 corpus weight
- ethos
ethos
80,922 corpus weight
- eureka
eureka
80,921 corpus weight
- exec
exec
80,920 corpus weight
- eyewitness
eyewitness
80,919 corpus weight
- fag
fag
80,918 corpus weight
What this shows “eureka” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | eureka |
| Language | English |
| Part of speech | Interjection |
| IPA | /jəˈɹiː.kə/ |
| Letters | 6 |
| Frequency rank | #19,080 |
| Misspellings tracked | 7 |
| Confusable pairs | 2 |
| Source | Wiktionary (kaikki.org) |
Frequency seat of misspelling magnet “eureka”
A misspelling magnet
The generator records 7 spelling variants around eureka (IPA /jəˈɹiː.kə/), aninterjection. Corpus frequency is #19,080 among 2,246 “E” headwords. Dominant gloss: "An exclamation indicating a sudden discovery.".
Our generated misspelling index lists 7 likely wrong-spelling variants for eureka, with forms such as "erueka", "euerka", and "eureak". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 2 confusable-pair relationships, "Europa", "Erika", where similar look or sound leads writers to substitute one word for another in context.
Etymologically, the entry records: From Ancient Greek εὕρηκα (heúrēka, “I have found”), perfect active indicative first person singular of εὑρίσκω (heurískō, “to find”). Archimedes supposedly exclaimed this when he figured out how to determine the density of an object. First use appears c. 1… The correct English form is eureka, spelled E-U-R-E-K-A.
Definition
- 1An exclamation indicating a sudden discovery.
Recorded use
Wiktionary examplesThese source excerpts show how eureka appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Eureka! I have found it! What I mean / To say is, not that love is idleness, / But that in love such idleness has been / An accessory, as I have cause to guess.
"Eureka!" he cried, his teeth shining through his beard. "Gentlemen, you may congratulate me and we may congratulate each other. The problem is solved."
Etymology
From Ancient Greek εὕρηκα (heúrēka, “I have found”), perfect active indicative first person singular of εὑρίσκω (heurískō, “to find”). Archimedes supposedly exclaimed this when he figured out how to determine the density of an object. First use appears c. 1603 in a text by Philemon Holland.
This word in other languages
Common misspellings
Also misspelled as:
- erueka
- euerka
- eureak
- eurekka
- eurkea
- eurreka
- uereka
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of eureka - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "eureka", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 6 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (7 here; floor ≥5).